Where are same-sex civil unions recognized?

Same-sex civil unions are recognized in states where civil unions are legal:

1. Hawaii;
2. Delaware;
3. Illinois;
4. New Jersey; and,
5. Rhode Island.

They are also recognized in Washington DC and states where same-sex marriage is legal:

1. New York;
2. Washington;
3. Maryland;
4. Maine;
5. Massachusetts;
6. Connecticut;
7. New Hampshire;
8. Iowa; and,
9. Vermont.

They are also recognized in California. The United Kingdom and several foreign countries recognize them as civil partnerships.